A cart travels 5 m in 1 s, then 5 m again in 2 s, then another 5 m in the third second. The acceleration of the cart is

A. 10 m/s2.
B. 0 m/s2.
C. more than 10 m/s2.
D. 5 m/s2.


Answer: B

Environmental & Atmospheric Sciences

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